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NEXT-GEN LITHIUM UPGRADES FEATURING

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  • 48V 2X EAGLE 2 KIT

    LiFePO4 - 64Ah - 3.26kWh

    K0978
    $1,845
    • 48V 1X HUSKY 2 KIT

      LiFePO4 - 100Ah - 5.12kWh

      K0972
      $2,315

      ETHOS 3x Expansion Kit

      $5,510

      10 Year Warranty

      Applied To Batteries Only

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      ETHOS 3x Expansion Kit

      $5,510

      Included Components

      3 × 48V ETHOS 5.12kWh Stackable Battery Module
      FETHS-48051-G1
      1 × ETHOS RACK BASE
      CNT081
      1 × Ethos Parallel Comm Cable 4.9 ft (1500mm)
      CBL090
      2 × Ethos Parallel Power Cable 4.9 ft (1500mm)
      CBL089
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      SKU K0699 Category SKU#:

      REVOLUTIONIZING RESIDENTIAL ESS! BigBattery’s 48V ETHOS systems are here, and this 15.36kWh Expansion Kit is the ideal solution for upgrading your current ETHOS System in your home or office. Please note that this Expansion Kit does not include a Control Box, and these 3 stackable battery modules (up to 16 total per Control Box) can be connected in parallel to your ETHOS Control Box to complete an energy storage system that fits your specific power needs.

       

      This kit comes with the 3 ETHOS battery modules, a rack base, and each power and communication cable needed to easily connect your additional batteries to your existing ETHOS System. 

       

      Whether you’re looking to ensure emergency backup power is always available, or you’re looking to outfit your home with a powerful solar system, the ETHOS ensures reliable, efficient power delivery day in and day out, allowing you to save on utilities, or get rewarded for giving back to the grid through net metering programs and other tax incentives. Take control of your home’s power and shop the 48V ETHOS & ETHOS Expansion Kits today!

      300%

      10 Year Savings Vs Lead-Acid

      1/3

      the weight and space

      4X

      Cycle-Life

      100%

      Safe & Reliable 

      Tech Specs

      SKU:KIT0699
      GTIN-12 (U.P.C.):850061252180
      System Voltage:48V
      Nominal Voltage:51.2V
      Chemistry: LiFePO4
      kWh Capacity: 15.36kWh
      Ah Capacity: 300Ah
      Charging Voltage Range:55.6 - 57V
      Max Charge Voltage:57V
      Operating Voltage Range:48 – 57V
      Suggested Low Voltage Cutoff:48 – 50.8V
      BMS Cutoff Range:42 - 47V
      Cell Configuration:16S 3P
      Max Continuous Discharge Current:250A
      Max Continuous Power: 12800W
      Max Discharge Peak Current: 300A (Max 5 seconds)
      Max Charge Current:200A
      Charge Temperature Range:32°F - 113°F (0°C - 45°C)
      Discharge Temperature Range:-4°F - 140°F (-20°C - 60°C)
      Optimal Discharge Temperature Range:59°F - 95°F (15°C - 35°C)
      Storage Temperature Range (SoC >50%):-4°F - 113°F (-20°C - 45°C) (Max 6 months)
      Weight:387 lb (175.5 kg)
      Depth:6.7 in (170 mm)
      Width: 26.5 in (674 mm)
      Height:59.8 in (1520 mm)
      Max Connections:Up to (16) parallel connections per control box
      Protection Rating:IP65
      Communications:CANBus / RS485
      Spec Sheet Download:
      User Manual Download:
      UL9540 Certification Download:
      Safety Data Sheet Download:

      Designed For 48V Applications

      For more information or larger quantity inquiries, visit our B2B page or please call our sales team at #(818) 280-3091

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      Reliable: LiFePO4